1,2-(Ethylenedioxy)benzene 1,4-BENZODIOXAN 1,4-Benzodioxan (8CI) 1,4-Benzodioxane 1,4-Benzodioxin, 2,3-dihydro- 2,3-Dihydro-1,4-benzodioxin 493-09-4 AI3-05084 Benzene, 1,2-(1,2-ethanediylbis(oxy))- EINECS 207-775-6 Ethylene o-phenylene dioxide NSC 406705 Pyrocatechol ethylene ether